Infinity KAPPA PERFECT 10D VQ31
Thiele-Small parameters
| Nominal size | 10" |
|---|---|
| Impedance | 2 Ω |
| Fs | 25.1 Hz |
| Qts | 0.301 |
| Qes | 0.31 |
| Qms | 10.24 |
| Vas | 37.7 L |
| Sd | 323 cm² |
| Xmax | 8.4 mm |
| Re | 1.66 Ω |
| Bl | 11.5 T·m |
| Mms | 155.8 g |
| Pe | 350 W |
| Sensitivity | 91.7 dB |
Alignment hint
| EBP | 81 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 8.3 L |
EBP 50-100: works in either a sealed or ported alignment.
Rules of thumb from T/S parameters only. Verify against a real simulation before cutting wood.
Substitute candidates
| Driver | Fs (Hz) | Qts | Vas (L) | Xmax (mm) | Sens (dB) | Fit | Notes | Compare |
|---|---|---|---|---|---|---|---|---|
| SEAS L26RO4Y-XM004-04 v2018 | 26 +0.9 | 0.27 -0.03 | 40 +2.3 | 6.3 -2.1 | 89.4 -2.3 | usable | 4 Ω vs 2 Ω: amp load changes · 250 W vs 350 W: lower power handling · Xmax 6.3 mm < 8.4 mm: lower excursion-limited SPL | + |
| TC Sounds EPIC 10 DVC | 24.3 -0.8 | 0.316 +0.02 | 49.5 +11.8 | 11.9 +3.5 | 88.6 -3.1 | usable | 4 Ω vs 2 Ω: amp load changes | + |
| Kartesian SUB250_VHE v2022 | 26 +0.9 | 0.314 +0.01 | 57.3 +19.6 | 9.3 +0.9 | 89.6 -2.1 | usable | 8 Ω vs 2 Ω: amp load changes | + |
| Pioneer TS-W252PRS | 29 +3.9 | 0.282 -0.02 | 30.1 -7.6 | 7 -1.4 | 91.1 -0.6 | usable | 4 Ω vs 2 Ω: amp load changes · Xmax 7 mm < 8.4 mm: lower excursion-limited SPL | + |
| SEAS L26RO4Y D1004-04 | 24 -1.1 | 0.265 -0.04 | 46 +8.3 | 6.6 -1.8 | 89.4 -2.3 | usable | 4 Ω vs 2 Ω: amp load changes · 250 W vs 350 W: lower power handling · Xmax 6.6 mm < 8.4 mm: lower excursion-limited SPL | + |
| Tang Band WT-1427G | 25 -0.1 | 0.284 -0.02 | 38.2 +0.5 | 4.3 -4.1 | 88.8 -2.9 | usable | 4 Ω vs 2 Ω: amp load changes · 120 W vs 350 W: lower power handling · Xmax 4.3 mm < 8.4 mm: lower excursion-limited SPL | + |
| JBL GT 1041D | 26.4 +1.3 | 0.386 +0.09 | 52 +14.3 | 9 +0.6 | 91.9 +0.2 | usable | 275 W vs 350 W: lower power handling | + |
| Faital PRO 10RS430 vp B184423 | 36.3 +11.2 | 0.293 -0.01 | 43 +5.3 | 7 -1.4 | 91 -0.7 | usable | 8 Ω vs 2 Ω: amp load changes · Xmax 7 mm < 8.4 mm: lower excursion-limited SPL | + |
| Peerless NE265W-04 | 23.3 -1.8 | 0.294 -0.01 | 72.8 +35.1 | 8.8 +0.4 | 91.3 -0.4 | usable | 4 Ω vs 2 Ω: amp load changes · 190 W vs 350 W: lower power handling | + |
| Audax HT240G4 | 28 +2.9 | 0.302 = | 67 +29.3 | 8 -0.4 | 93 +1.3 | usable | 4 Ω vs 2 Ω: amp load changes · 200 W vs 350 W: lower power handling · Xmax 8 mm < 8.4 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the KAPPA PERFECT 10D VQ31 →
Ranked on parameter similarity only (Qts, Fs, Vas, Xmax, sensitivity). Same nominal size required. A hint, not a simulation, model the swap before cutting or buying.
Used in enclosures (0)
No enclosure in the catalog uses this driver yet.